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Finding the Fourth Proportional to 60,591.84, 83,599.92 and 39,072.48

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Solution

The fourth proportional to 60,591.84, 83,599.92 and 39,072.48 is: 53,909.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,591.84 : 83,599.92 = 39,072.48 : x
  2. Step 2: Convert to fraction form
    60,591.84/83,599.92 = 39,072.48/x
  3. Step 3: Cross multiply
    60,591.84x = 83,599.92 × 39,072.48
  4. Step 4: Simplify right side
    60,591.84x = 3,266,456,202.20
  5. Step 5: Solve for x
    x = 3,266,456,202.20/60,591.84
  6. Step 6: Final answer
    x = 53,909.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.